KR102051991B1 - Control Method of Automatic Door Switch - Google Patents

Abstract

Disclosed is a control method of a device for opening and closing an automatic door. According to the present invention, a control unit of a device for opening and closing an automatic door receives current signal information from a motor unit and generates a driving signal based on the current signal information received from the motor unit as a sliding door is manually towed by an external force to rotate a worm shaft by an external force. If the worm shaft is rotated in a clockwise direction by an external force, the control unit generates a driving signal in the clockwise direction of the motor unit. If the worm shaft is rotated in a counterclockwise direction by an external force, the control unit generates a driving signal in the counterclockwise direction of the motor unit. According to the present invention, an installation space of the device for opening and closing an automatic door installed indoors can be minimized. Moreover, if a user performs an initial opening/closing operation of a sliding door, the control unit receiving a current signal generated in a drive motor by the operation starts to drive the drive motor to automatically perform the remaining closing operation of the sliding door.

Description

Control method of automatic door opener {Control Method of Automatic Door Switch}

The present invention relates to a control method of the automatic door opening and closing device, and more particularly, it is possible to minimize the installation space of the automatic door opening and closing device installed in the room, and when the user proceeds the initial opening and closing operation of the sliding door according to the drive motor The control method of the automatic door opening and closing device for allowing the control unit that receives the generated current signal to start driving the drive motor to automatically execute the remaining closing operation of the sliding door.

A door opening and closing device operated in a sliding manner is usually controlled by a user pressing a predetermined button.

However, the automatic door button control opening and closing device according to the prior art not only requires a large installation space, but also frequently causes problems due to failure of the button due to repeated use.

On the other hand, in the case of a sliding door type automatic door opening and closing device installed in the indoor space is not only unnatural in the nature of the indoor space, it is recognized that the need to minimize the installation area of the automatic door opening and closing device as possible.

Therefore, an object of the present invention, the control unit that can not only minimize the installation space of the automatic door opening and closing device installed in the room, but also receives the current signal generated in the drive motor according to the user when the initial opening and closing operation of the sliding door The present invention provides a control method of an automatic door opening / closing device in which a remaining closing operation of a sliding door is automatically executed by starting driving of a driving motor.

Automatic door opening and closing device according to the present invention for achieving the above object is a worm shaft (Worm Shaft) mounted to the motor portion to rotate in a clockwise or counterclockwise direction; A lower gear engaged with a side surface of the worm shaft to rotate in accordance with the rotation of the worm shaft; A drive gear having a drive shaft in the center thereof and engaged with an upper portion of the worm gear to rotate about the drive shaft according to the rotation of the worm gear; A gear unit in which the worm shaft, the worm gear, and the driving gear are installed therein; And a rotating body coupled to an end of the driving shaft installed to protrude out of the gear unit and rotating together with the driving shaft.

Preferably, the side of the rotating body is characterized in that the drive belt for pulling the opening and closing of the sliding door is installed.

The apparatus may further include a controller configured to apply a driving signal to the motor unit.

In addition, the sliding door is manually towed by an external force, and as the worm shaft is rotated by an external force, the control unit is characterized in that for receiving the current signal information from the motor unit.

The control unit may generate the driving signal based on the current signal information received from the motor unit.

In addition, when the worm shaft is rotated in the clockwise direction by the external force, the control unit generates a drive signal in the clockwise direction of the motor unit, when the worm shaft is rotated in the counterclockwise direction by the external force the control unit is the motor And generating a driving signal in a negative counterclockwise direction.

According to the present invention, it is possible to minimize the installation space of the automatic door opening and closing device installed in the room.

In addition, according to the present invention, when the user proceeds to the initial opening and closing operation of the sliding door according to the control unit receiving the current signal generated in the drive motor to start the drive motor drive so that the remaining closing operation of the sliding door is automatically executed. do.

1 is a view showing the installation structure of the automatic door opening and closing device according to an embodiment of the present invention, and
FIG. 2 is a diagram illustrating an internal structure of a gear unit in FIG. 1.

Hereinafter, with reference to the drawings will be described the present invention in more detail. It should be noted that the same elements in the figures are denoted by the same numerals wherever possible. In addition, detailed descriptions of well-known functions and configurations that may unnecessarily obscure the subject matter of the present invention will be omitted.

1 is a view showing the installation structure of the automatic door opening and closing device according to an embodiment of the present invention. Referring to FIG. 1, an automatic door opening and closing device according to an embodiment of the present invention includes a motor unit 100, a gear unit 200, a control unit 300, and a rotating body 400.

Inside the motor unit 100, a driving motor is installed to rotate a worm shaft 150 in a clockwise or counterclockwise direction according to a control signal applied from the controller 300 through the first connection unit 310. .

As shown in FIG. 1, the gear unit 200 is connected to the side of the motor unit 100, and a plurality of gears which are continuously rotated in response to the rotation of the worm shaft 150 are inside the box-shaped gear unit 200. Installed in

On the other hand, the rotating body 400 installed on the outer surface of the gear unit 200 is driven to rotate together in accordance with the rotation of the gear installed in the gear unit 200, such a sliding door on the side of the rotating body 400 A drive belt 450 is installed to open and close the sliding door by being connected to and towing the sliding door.

Accordingly, the control unit 300 rotates the rotating body 400 in the clockwise or counterclockwise direction by applying a predetermined control signal to the driving motor through the first connection unit 310 through the driving belt 450. The opening and closing operation of the sliding door can be controlled.

2 is a view illustrating an internal structure of the gear unit 200 in FIG. 1. As shown in FIG. 2, the other end of the worm shaft 150, which is installed at one end of the driving motor and rotates in a clockwise or counterclockwise direction by the driving motor, is installed to protrude into the gear part 200.

As described above, the other end of the worm shaft 150 is installed inside the gear unit 200. In addition, a worm gear 210 and a driving gear 230 having a helical gear structure are additionally installed.

The worm gear 210 includes a lower worm gear 211 and an upper worm gear 212 having the same rotation axis. The upper worm gear 212 has a smaller size than the lower worm gear 211 and rotates together with the rotation of the lower worm gear in a state of being integrally coupled to the upper portion of the lower worm gear 211.

Meanwhile, the lower worm gear 211 forms a state in which the lower worm gear 211 is engaged with the side surface of the worm shaft 150, and the upper worm gear 212 forms a state in which the lower worm gear 212 is engaged with the driving gear 230.

As such, the lower worm gear 211 engaged with the worm shaft 150 is driven to rotate according to the rotation of the worm shaft 150, and the upper worm gear 212 rotated together in the same direction according to the rotation of the lower worm gear is a driving gear. Rotate 230.

Specifically, the drive gear 230 rotated about the center drive shaft 250 is rotated about the drive shaft 250 in accordance with the rotation of the upper worm gear 212 in a state of being engaged with the upper worm gear 212.

On the other hand, the end of the drive shaft 250 of the drive gear 230 is installed to protrude to the outside of the gear unit 200, as shown in Figure 1, the end of the drive shaft 250 protruding out of the gear unit 200 As the rotor 400 is coupled to the rotor 400, the rotor 400 also rotates in the same direction along with the rotation of the driving gear 230.

On the other hand, when the user slightly pushes the sliding door to open the sliding door in which the automatic door opening and closing device is installed according to the present invention, the drive belt 450 is moved in the first direction, and thus the rotating body 400 is the user It is rotated clockwise by external force.

As the rotating body 400 is rotated in the clockwise direction, the driving gear 230 is also rotated in the clockwise direction, whereby the upper worm gear 212 and the lower worm gear 211 are rotated counterclockwise.

Meanwhile, as the lower worm gear 211 is rotated in the counterclockwise direction, the worm shaft 150 which is engaged with the lower worm gear 211 is also rotated in the counterclockwise direction.

As the worm shaft 150 rotates in the counterclockwise direction by the external force applied by the user, the current signal generated by the driving motor is transmitted to the controller 300 through the second connection part 320, and from the motor part 100. The controller 300 receiving the current signal generates a driving signal for rotating the worm shaft 150 of the driving motor counterclockwise and transmits the driving signal to the motor unit 100.

Accordingly, the driving motor rotates the worm shaft 150 in the counterclockwise direction according to the driving signal applied from the controller 300.

Meanwhile, as the worm shaft 150 is rotated counterclockwise by the controller 300, the worm gear 210, the driving gear 230, and the rotating body 400 are continuously rotated, so that the first direction of the driving belt 450 is rotated. Movement is accelerated and the opening operation of the sliding door is automatically executed by the driving force of the drive motor.

As described above, according to the present invention, when the user proceeds with the initial opening operation of the sliding door with only a small force, the control unit 300 controls the driving of the driving motor based on the current signal generated in the driving motor. Will be executed automatically.

On the other hand, when the user pulls the sliding door slightly in order to close the sliding door in which the automatic door opening and closing device is installed according to the present invention, the drive belt 450 is moved in the second direction, and accordingly the rotating body 400 is the user Rotate counterclockwise by external force.

As the rotating body 400 is rotated in the counterclockwise direction, the driving gear 230 is also rotated in the counterclockwise direction, and the upper worm gear 212 and the lower worm gear 211 are rotated in the clockwise direction.

Meanwhile, as the lower worm gear 211 is rotated in the clockwise direction, the worm shaft 150 which is engaged with the lower worm gear 211 is also rotated in the clockwise direction.

As the worm shaft 150 is rotated in the clockwise direction by the external force applied by the user, the current signal generated by the driving motor is transmitted to the controller 300 through the second connection part 320, and from the motor part 100. Receiving the same current signal, the control unit 300 generates a drive signal for rotating the worm shaft 150 of the drive motor in the clockwise direction and transmits it to the motor unit 100.

Accordingly, the driving motor rotates the worm shaft 150 in the clockwise direction according to the driving signal applied from the controller 300.

Meanwhile, as the worm shaft 150 is rotated in the clockwise direction by the controller 300, the worm gear 210, the driving gear 230, and the rotating body 400 are continuously rotated in the second direction of the driving belt 450. The movement of is accelerated and the closing action of the sliding door is automatically executed by the driving force of the drive motor.

As described above, according to the present invention, when the user proceeds with the initial closing operation of the sliding door with only a small force, the control unit 300 controls the driving of the driving motor based on the current signal generated in the driving motor. Will be executed automatically.

On the other hand, in the practice of the present invention, the worm shaft 150 installed in the drive motor is not only rotated clockwise or counterclockwise according to the drive signal from the control unit 300, but also clockwise by external force applied by the user. Or it may be desirable to form a relatively small size of the pitch in the worm shaft 150, so that it can be rotated counterclockwise.

The terminology used herein is for the purpose of describing particular embodiments only and is not intended to be limiting of the invention. Singular expressions include plural expressions unless the context clearly indicates otherwise. In this application, the terms "comprise" or "have" are intended to indicate that there is a feature, number, step, operation, component, part, or combination thereof described in the specification, and one or more other features. It is to be understood that the present invention does not exclude the possibility of the presence or the addition of numbers, steps, operations, components, components, or a combination thereof.

While the above has been shown and described with respect to preferred embodiments and applications of the present invention, the present invention is not limited to the specific embodiments and applications described above, the invention without departing from the gist of the invention claimed in the claims Various modifications can be made by those skilled in the art, and these modifications should not be individually understood from the technical spirit or the prospect of the present invention.

100: motor portion, 150: worm shaft,
200: gear portion, 210: worm gear,
230: drive gear, 250: drive shaft,
300: control unit, 310: first connection unit,
320: second connection portion, 400: rotating body,
450: drive belt.

Claims (1)

Worm shaft 150, which is mounted to the motor unit 100 and rotates in a clockwise or counterclockwise direction, a lower portion is engaged with a side surface of the worm shaft 150 to rotate the worm shaft 150. The drive gear 230 is rotated according to the worm gear 210, the drive shaft 250 is provided in the center and is engaged with the upper portion of the worm gear 210 to rotate about the drive shaft 250 in accordance with the rotation of the worm gear 210. ), The worm shaft 150, the worm gear 210, and the drive gear 230, the gear portion 200 is installed therein, the drive shaft 250 is installed to protrude to the outside of the gear portion 200 Is coupled to the end of the rotating body 400 to rotate with the drive shaft 250, the control unit 300 for applying a drive signal to the motor unit 100, and is installed on the side of the rotating body 400 sliding In the control method of the automatic door opening and closing device including a drive belt 450 for pulling the door open and close,
Receiving, by the control unit, the current signal information from the motor unit 100 as the sliding door is manually towed by an external force and the worm shaft 150 is rotated by an external force; And
Generating, by the controller 300, the driving signal based on the current signal information received from the motor unit 100.
Including;
When the worm shaft 150 is rotated in the clockwise direction by an external force, the controller 300 generates a driving signal in the clockwise direction of the motor unit 100, and the worm shaft 150 is counterclockwise by an external force. Direction, the control unit 300 generates a drive signal in the counterclockwise direction of the motor unit (100).

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